Clinical trials
Cognitive Dysfunction trials in the United States with no applicable phase
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
702 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2000 | 1 |
| 2003 | 2 |
| 2004 | 2 |
| 2005 | 3 |
| 2006 | 7 |
| 2007 | 7 |
| 2008 | 4 |
| 2009 | 6 |
| 2010 | 9 |
| 2011 | 7 |
| 2012 | 17 |
| 2013 | 15 |
| 2014 | 19 |
| 2015 | 22 |
| 2016 | 22 |
| 2017 | 39 |
| 2018 | 45 |
| 2019 | 55 |
| 2020 | 36 |
| 2021 | 64 |
| 2022 | 65 |
| 2023 | 75 |
| 2024 | 63 |
| 2025 | 57 |
| 2026 | 57 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Completed | 386 |
| Recruiting | 135 |
| Active, not recruiting | 48 |
| Unknown status | 42 |
| Terminated | 39 |
| Not yet recruiting | 26 |
| Enrolling by invitation | 13 |
| Withdrawn | 12 |
| Suspended | 1 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| University of California, San Francisco | 25 |
| VA Office of Research and Development | 23 |
| Johns Hopkins University | 19 |
| Icahn School of Medicine at Mount Sinai | 17 |
| Indiana University | 16 |
| Massachusetts General Hospital | 16 |
| University of Alabama at Birmingham | 16 |
| Emory University | 13 |
| Northwestern University | 13 |
| University of Michigan | 13 |
Top conditions
MeSH conditions the trials were registered with, not their broader categories. A condition with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| Cognitive Dysfunction | 702 |
| Alzheimer Disease | 152 |
| Dementia | 136 |
| Memory Disorders | 56 |
| Parkinson Disease | 25 |
| Lymphoma, Follicular | 20 |
| Multiple Sclerosis | 20 |
| Delirium | 17 |
| Neurocognitive Disorders | 17 |
| Brain Injuries, Traumatic | 15 |
Trials
Showing 1 to 25 of 702. Each trial links to its page on Pharma Observatory.
602 more trials match. See them on Pharma Observatory
Recently changed trials
Changes observed in the last 7 days, newest first, site-count changes left out. Source: ClinicalTrials.gov.
Go deeper on Pharma Observatory
Pharma Observatory connects clinical trials, sponsors, sites and investigators in one searchable platform.